REVIEW

TEST I CS458

======OPEN BOOK EXAM ======== on Sep 23, 1998

clipping
translation matrix calculation
input/output
- display devices: crt raster/vector, LCD
- hard copy: printer, plotter, laser printer
display devices (refresh type) - processor (loading the frame buffer), memory, refresh
line drawing algorithms - based on formula, DDA, Bresenham's line algorithm, parallel line algorithms
circle generating algorithms
- formula, polar parametric formula
- Bresenham's circle algorithm
ellipse generating algorithms
other curves and spline

GKS

polyline, fill_area, text, polymarker, fill_area, ellipse
set_linetype, set_linewidth_scale_factor, set_line_color_index

PHIGS

hardware and software color and grey coding

grey scale coding
grey scale coding per color
reduce frame buffer size with color look up table (pallet)
translation from world/standard to device codes

3D concepts
- coordinate systems
- view point (eye or camera point/location)
- moving within the display world
- wireframe vs surface rendering
- representing 3D images
  - points
  - polygon surfaces
- vtk (the Visualization ToolKit)
  - c++ objects
  - point, line, polygon and solid representation
  - actor
  - static and interactive rendering
  - importing of data (points/lines/faces, images, files)
  - plotting functions
  - displaying textures
  - text in images
- data visualization
  - false color/surface generation (the carpet function)
  - multiple data displays intermixed
  - multiple formats of display of data
  - 3D positioning of text in the data